return of the Shenzhou V marked China’s success in its first manned spaceflight
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________ return of the Shenzhou V marked China’s success in its first manned spaceflight and ________ first step of its manned space program．
A.The; the
B.A; the
C.A; 不填
D.The; 不填
试题答案
A
考查冠词．此句中的“return”和“first step”后都有词语加以限制，所以应特指．